netdev - [PATCH v8 2/6] PCI: Deprecate pcim_iounmap

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Message-ID: <20241016094911.24818-4-pstanner@redhat.com>
Date: Wed, 16 Oct 2024 11:49:05 +0200
From: Philipp Stanner <pstanner@...hat.com>
To: Jens Axboe <axboe@...nel.dk>,
	Wu Hao <hao.wu@...el.com>,
	Tom Rix <trix@...hat.com>,
	Moritz Fischer <mdf@...nel.org>,
	Xu Yilun <yilun.xu@...el.com>,
	Andy Shevchenko <andy@...nel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Richard Cochran <richardcochran@...il.com>,
	Damien Le Moal <dlemoal@...nel.org>,
	Hannes Reinecke <hare@...e.de>,
	Philipp Stanner <pstanner@...hat.com>,
	Chaitanya Kulkarni <kch@...dia.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Li Zetao <lizetao1@...wei.com>
Cc: linux-block@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-fpga@...r.kernel.org,
	linux-gpio@...r.kernel.org,
	netdev@...r.kernel.org,
	linux-pci@...r.kernel.org
Subject: [PATCH v8 2/6] PCI: Deprecate pcim_iounmap_regions()

pcim_ionumap_region() has recently been made a public function and does
not have the disadvantage of having to deal with the legacy iomap table,
as pcim_iounmap_regions() does.

Deprecate pcim_iounmap_regions().

Signed-off-by: Philipp Stanner <pstanner@...hat.com>
---
 drivers/pci/devres.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/devres.c b/drivers/pci/devres.c
index 7b12e2a3469c..a486bce18e0d 100644
--- a/drivers/pci/devres.c
+++ b/drivers/pci/devres.c
@@ -1016,11 +1016,14 @@ int pcim_iomap_regions_request_all(struct pci_dev *pdev, int mask,
 EXPORT_SYMBOL(pcim_iomap_regions_request_all);
 
 /**
- * pcim_iounmap_regions - Unmap and release PCI BARs
+ * pcim_iounmap_regions - Unmap and release PCI BARs (DEPRECATED)
  * @pdev: PCI device to map IO resources for
  * @mask: Mask of BARs to unmap and release
  *
  * Unmap and release regions specified by @mask.
+ *
+ * This function is DEPRECATED. Do not use it in new code.
+ * Use pcim_iounmap_region() instead.
  */
 void pcim_iounmap_regions(struct pci_dev *pdev, int mask)
 {
-- 
2.47.0